A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6650-01-529-6721
NSN 6145-01-031-2081
NSN 5965-00-168-9624
NSN 2925-00-986-2055
NSN 6650-01-078-1284
NSN 5996-00-932-5301
NSN 6150-01-003-1054
NSN 5930-01-626-6834
NSN 6685-01-497-5207
NSN 5895-01-442-0657
NSN 7035-00-402-9426
NSN 5975-00-233-6301